Home / 81,045,389,799.29-111,842,648,524.68-44,918,754,572.18

Finding the Fourth Proportional to 81,045,389,799.29, 111,842,648,524.68 and 44,918,754,572.18

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Solution

The fourth proportional to 81,045,389,799.29, 111,842,648,524.68 and 44,918,754,572.18 is: 61,987,887,185.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,045,389,799.29 : 111,842,648,524.68 = 44,918,754,572.18 : x
  2. Step 2: Convert to fraction form
    81,045,389,799.29/111,842,648,524.68 = 44,918,754,572.18/x
  3. Step 3: Cross multiply
    81,045,389,799.29x = 111,842,648,524.68 × 44,918,754,572.18
  4. Step 4: Simplify right side
    81,045,389,799.29x = 5,023,832,479,783,137,050,624
  5. Step 5: Solve for x
    x = 5,023,832,479,783,137,050,624/81,045,389,799.29
  6. Step 6: Final answer
    x = 61,987,887,185.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.